TMDX has climbed 54% from its post-earnings lows, reversing a selloff that followed Q1 results. Jonah Lupton said the setback was driven by margin compression f

TMDX has climbed 54% from its post-earnings lows, reversing a selloff that followed Q1 results. Jonah Lupton said the setback was driven by margin compression from higher R&D, OCS trial and international expansion spending, with shares nearing a technical milestone.